在Lambda函数中，Aurora触发器将发送一个事件作为输入。这个事件是一个包含多个记录的JSON数组，每个记录都表示Aurora数据库中的一行。以下是一个示例事件：

{
  "version": "0",
  "id": "12345678-1234-1234-1234-123456789012",
  "detail-type": "Aurora MySQL DB cluster event",
  "source": "aws.aurora",
  "account": "123456789012",
  "time": "2019-12-23T01:32:00Z",
  "region": "us-west-2",
  "resources": [
    "arn:aws:rds:us-west-2:123456789012:cluster:my-cluster"
  ],
  "detail": {
    "eventSource": "db-instance",
    "sourceArn": "arn:aws:rds:us-west-2:123456789012:cluster:my-cluster",
    "sourceIdentifier": "my-instance",
    "eventID": "12345678-1234-1234-1234-123456789012",
    "eventType": "ENGINE_VERSION_UPGRADE",
    "message": "The database engine version for instance my-instance in cluster my-cluster is being upgraded from 5.7.22 to 5.7.24.",
    "engineVersion": "5.7.22",
    "scheduledUpgradeName": "my-engine-upgrade",
    "upgradeStartTime": "2019-12-23T01:32:00Z",
    "upgradeEndTime": "2019-12-23T02:32:00Z",
    "databaseName": "my-db-name",
    "failureCause": null,
    "availabilityZone": "us-west-2a",
    "vpcID": "vpc-12345678",
    "rdsInstance": {
      "identifier": "my-instance",
      "engine": "aurora-mysql",
      "availabilityZone": "us-west-2a",
      "status": "available",
      "instanceCreateTime": "2019-12-23T00:23:44.778Z",
      "instanceClass": "db.r5.large",
      "multiAZ": false,
      "allocatedStorage": 100,
      "storageType": "gp2",
      "dbInstanceArn": "arn:aws:rds:us-west-2:123456789012:db:my-instance",
      "dbClusterIdentifier": "my-cluster",
      "dbInstanceStatus": "available",
      "endpoint": "my-instance.cabcdefg1234